pH and neutralisation — task. Chemistry CBSE Live product, Class 10 (2026-27).

Choose the correct answer for the following:

1.Which shift in the soil pH will affect the crop yield?

From 7 to 7.1
From 7 to 4.1
From 7 to 6.2
From 7 to 6.9

2. Which of the following is incorrect about neutralisation?

Neutralisation reaction is mostly exothermic
Neutralisation always produces a neutral salt
Acid reacts with base to form salt and water
The nature of salt can be acidic, basic, or neutral

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